BSMAX vs. RYOTX
BSMAX (iShares Russell Small/Mid-Cap Index Fund Investor A Shares) and RYOTX (Royce Micro Cap Series Fund) are both Small Cap Blend Equities funds. Over the past 10 years, BSMAX returned 11.09%/yr vs 13.30%/yr for RYOTX. Their correlation of 0.93 means they have usually moved in the same direction. BSMAX charges 0.37%/yr vs 1.20%/yr for RYOTX.
Performance
BSMAX vs. RYOTX - Performance Comparison
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Returns By Period
In the year-to-date period, BSMAX achieves a 19.75% return, which is significantly lower than RYOTX's 36.20% return. Over the past 10 years, BSMAX has underperformed RYOTX with an annualized return of 11.09%, while RYOTX has yielded a comparatively higher 13.30% annualized return.
BSMAX
- 1D
- 0.69%
- 1M
- -1.62%
- 6M
- 12.24%
- YTD
- 19.75%
- 1Y
- 28.41%
- 3Y*
- 15.56%
- 5Y*
- 7.90%
- 10Y*
- 11.09%
- ALL TIME*
- 10.40%
RYOTX
- 1D
- 0.60%
- 1M
- -3.96%
- 6M
- 23.97%
- YTD
- 36.20%
- 1Y
- 50.02%
- 3Y*
- 22.44%
- 5Y*
- 11.36%
- 10Y*
- 13.30%
- ALL TIME*
- 11.42%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $0.00 | $0.00 | $0.00 | |
| $0.00 | $0.00 | $0.00 |
BSMAX vs. RYOTX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
BSMAX iShares Russell Small/Mid-Cap Index Fund Investor A Shares | 19.75% | 11.59% | 11.78% | 16.81% | -18.58% | 17.69% | 20.06% | 27.38% | -10.45% | 16.40% |
RYOTX Royce Micro Cap Series Fund | 36.20% | 13.51% | 13.24% | 19.51% | -22.66% | 30.36% | 24.56% | 21.19% | -9.09% | 5.29% |
Correlation
The correlation between BSMAX and RYOTX is 0.91, meaning they have usually moved in the same direction, including during past declines.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.91 |
Correlation (3Y) Balances recent behavior with more history. | 0.93 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.93 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.93 |
Correlation (All Time) Calculated using the full available price history since Aug 13, 2015 | 0.93 |
The correlation between BSMAX and RYOTX has been stable across timeframes, ranging from 0.91 to 0.93 - a consistent structural relationship.
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Return for Risk
BSMAX vs. RYOTX — Risk / Return Rank
BSMAX
RYOTX
BSMAX vs. RYOTX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares Russell Small/Mid-Cap Index Fund Investor A Shares (BSMAX) and Royce Micro Cap Series Fund (RYOTX). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| BSMAX | RYOTX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.54 | ||
| Sortino ratioReturn per unit of downside risk | -0.52 | ||
| Omega ratioGain probability vs. loss probability | 1.28 | 1.34 | -0.07 |
| Calmar ratioReturn relative to maximum drawdown | 2.98 | 4.19 | -1.20 |
| Martin ratioReturn relative to average drawdown | 11.22 | 14.41 | -3.19 |
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Drawdowns
BSMAX vs. RYOTX - Drawdown Comparison
The maximum BSMAX drawdown since its inception was -41.38%, smaller than the maximum RYOTX drawdown of -56.86%. Use the drawdown chart below to compare losses from any high point for BSMAX and RYOTX.
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Drawdown Indicators
| BSMAX | RYOTX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -41.38% | -56.86% | +15.48% |
Max Drawdown (1Y)Largest decline over 1 year | -9.46% | -12.10% | +2.64% |
Max Drawdown (3Y)Largest decline over 3 years | -25.54% | -29.83% | +4.29% |
Max Drawdown (5Y)Largest decline over 5 years | -28.48% | -35.84% | +7.36% |
Max Drawdown (10Y)Largest decline over 10 years | -41.38% | -44.87% | +3.49% |
Current DrawdownCurrent decline from peak | -2.28% | -6.35% | +4.07% |
Average DrawdownAverage peak-to-trough decline | -7.63% | -9.40% | +1.77% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.52% | 3.51% | -0.99% |
Volatility
BSMAX vs. RYOTX - Volatility Comparison
The current volatility for iShares Russell Small/Mid-Cap Index Fund Investor A Shares (BSMAX) is 3.46%, while Royce Micro Cap Series Fund (RYOTX) has a volatility of 6.28%. This indicates that BSMAX experiences smaller price fluctuations and is considered to be less risky than RYOTX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| BSMAX | RYOTX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 3.46% | 6.28% | -2.82% |
Volatility (6M)Calculated over the trailing 6-month period | 13.41% | 17.56% | -4.15% |
Volatility (1Y)Calculated over the trailing 1-year period | 17.77% | 23.83% | -6.06% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 20.98% | 23.61% | -2.63% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 21.58% | 23.24% | -1.66% |
BSMAX vs. RYOTX - Expense Ratio Comparison
BSMAX has a 0.37% expense ratio, which is lower than RYOTX's 1.20% expense ratio.
Dividends
BSMAX vs. RYOTX - Dividend Comparison
BSMAX's dividend yield for the trailing twelve months is around 1.99%, less than RYOTX's 10.97% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BSMAX iShares Russell Small/Mid-Cap Index Fund Investor A Shares | 1.99% | 2.67% | 1.79% | 1.14% | 4.67% | 4.55% | 4.26% | 2.62% | 4.07% | 2.61% | 1.34% | 0.59% |
RYOTX Royce Micro Cap Series Fund | 10.97% | 14.94% | 12.20% | 6.97% | 5.10% | 23.10% | 7.40% | 2.72% | 13.95% | 7.76% | 11.41% | 12.99% |
Frequently Asked Questions
With a correlation of 0.91, BSMAX and RYOTX move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.
RYOTX has higher volatility (6.28%) compared to BSMAX (3.46%). In terms of maximum drawdown, BSMAX dropped -41.38% vs RYOTX's -56.86%.
RYOTX currently has the higher Sharpe Ratio (2.13 vs 1.59), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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